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C17000 Copper vs. C47000 Brass

Both C17000 copper and C47000 brass are copper alloys. They have 59% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C17000 copper and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 1.1 to 31
36
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 490 to 1310
380
Tensile Strength: Yield (Proof), MPa 160 to 1140
150

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 270
120
Melting Completion (Liquidus), °C 980
900
Melting Onset (Solidus), °C 870
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
120
Thermal Expansion, µm/m-K 17
21

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 8.7
2.7
Embodied Energy, MJ/kg 140
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 390
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5420
100
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 15 to 41
13
Strength to Weight: Bending, points 16 to 30
15
Thermal Diffusivity, mm2/s 32
38
Thermal Shock Resistance, points 17 to 45
13

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.010
Beryllium (Be), % 1.6 to 1.8
0
Copper (Cu), % 96.3 to 98.2
57 to 61
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 0.2 to 0.6
0
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0
0.25 to 1.0
Zinc (Zn), % 0
37.5 to 42.8
Residuals, % 0
0 to 0.4